TM 9-2320-365-34-1
REASON FOR QUESTION
TEST OPTIONS
NO
YES
Flow and Pressure Test
KNOWN INFO
POSSIBLE PROBLEMS
CAUTION
Read WARNING and
CAUTION on following
page.
WARNING
START
1.
Tools and Special Tools
Tool Kit, Genl Mech (Item 68, Appendix B)
Tester, Hydraulic (Item 63, Appendix B)
Pan, Drain (Item 36, Appendix B)
Goggles, Industrial (Item 25, Appendix B)
STE/ICE-R (Item 60, Appendix B)
Personnel Required
(2)
References
TM 9-4910-571-12&P
Hydraulic oil level OK.
Hydraulic hoses, tubes,
and fittings OK.
11K Self-recovery winch
electric circuit OK.
Hydraulic oil tank, filters,
and strainers OK.
11K Self-recovery winch
control valve assembly
OK.
Is there 15-18 GPM
(57-70 lpm) at 2000-2100
psi (13790-14480 kPa)
measured at output of
hydraulic rotary pump?
If hydraulic rotary pump
flow and pressure is not
correct, hydraulic rotary
pump is faulty.
g1. 11K SELF-RECOVERY WINCH DOES NOT WORK
Faulty counterbalance
valve.
Faulty cartridge valve.
Faulty 11K self-recovery
winch hydraulic motor.
Faulty 11K self-recovery
winch.
Faulty hydraulic rotary
pump.
Replace hydraulic rotary
pump (para 16-5).
INITIAL SETUP
Equipment Conditions
Engine shut down (TM 9-2320-365-10).
Materials/Parts
Rag, Wiping (Item 59, Appendix C)
Hose (2) (Item 41, Appendix C)
Fitting (2) (Item 32, Appendix C)
Fitting (Item 33, Appendix C)
Reducer, Tube (Item 60, Appendix C)
Adapter, Swivel (Item 3, Appendix C)
Adapter, Pipe (Item 2, Appendix C)
Adapter, Pipe (Item 1, Appendix C)
2-976
